Senior SOC Security Engineer | Global Team Lead

Resillion; Birmingham; Hybrid; GBP 90,000 - 120,000; Full time

Job summary

Resillion is seeking an experienced Senior Security Engineer to join our Security Operations Centre (SOC). This is a senior technical leadership role combining hands-on security engineering, people management, customer engagement, and project delivery.

You will lead a distributed team across regions, work with analysts, architects, and account managers to design, implement, operate, and continually improve security solutions.

Qualifications

• Senior-level security engineering experience in SOC/MDR or cyber operations.
• Proven ability to lead distributed teams and mentor staff.
• Strong SIEM, SOAR, threat detection, and incident response skills.
• Cloud security experience across AWS, Azure, or GCP.

Responsibilities

• Provide senior technical leadership across security monitoring, threat detection, incident response, and SOC operations.
• Design, implement, configure, and maintain security technologies supporting SOC services.
• Investigate and resolve complex security incidents and service-related challenges.
• Provide escalation support and technical guidance to SOC Analysts and Engineers.
• Support incident response activities, threat investigations, and forensic analysis where required.
• Develop and maintain detection rules, use cases, alerting mechanisms, and security automation capabilities.
• Review existing security controls and recommend improvements to strengthen customer security environments.
• Lead technical workstreams and security projects, ensuring delivery against scope, timelines, budget and quality standards.
• Produce and maintain technical documentation, designs, and risk registers.
• Ensure SOC service delivery meets KPIs and SLAs; manage changes per processes.
• Provide line management, coaching, mentoring, and performance reviews.
• Foster a collaborative, inclusive, high-performing team culture across locations and time zones.
• Review and quality assure technical output; provide constructive feedback and drive improvements.
• Act as senior technical point of contact for customers.
• Build trusted customer relationships through reviews, workshops, and security briefings.
• Present technical findings to both technical and non-technical audiences.
• Collaborate with Security Operations, Architecture, Infrastructure, Networking, Project Delivery, and Account Management teams.
• Maintain awareness of emerging cyber threats and technologies.
• Drive continuous improvement across SOC processes, tooling, automation, and operations.
• Support transitions of new technologies into operational support.
• Contribute to pre-sales activities and security proposals.

Skills

Senior security engineering

People management

Cross-location collaboration

SIEM & SOAR

Threat detection & incident response

Cloud security (AWS/Azure/GCP)

IAM concepts

Project delivery management

Stakeholder communication

Distributed teams across time zones

Education

Degree in Cyber Security/CS/IT

Certifications (CISSP/CISM/GCFA/GCSE)

Tools

AWS

Azure

GCP

SOAR platforms

Job description

Resillion is seeking an experienced Senior Security Engineer to join our Security Operations Centre (SOC). This is a senior technical leadership role combining hands-on security engineering, people management, customer engagement, and project delivery.

You will lead a distributed team across regions, work with analysts, architects, and account managers to design, implement, operate, and continually improve security solutions.